Gold

Gold is a precious metal primarily utilized for various applications, with its prominent use being in jewelry and as a store of value. Unlike zinc, gold is not subject to corrosion, making it highly sought after for its aesthetic appeal and enduring value. Gold possesses several distinctive physical properties, including malleability, ductility, conductivity, and a unique yellow color. It is an excellent conductor of electricity and does not tarnish or corrode, making it highly valuable in various electronic applications, such as connectors and switches. 

Gold is renowned for its malleability, allowing it to be hammered into thin sheets, and ductility, enabling the production of intricate shapes and fine wires. These properties contribute to its extensive use in jewelry and intricate craftsmanship. Moreover, gold's conductivity is exceptional among metals, and it is highly effective in various electronic and technological applications. 

On the international market, gold is traded on commodity exchanges, such as the London Bullion Market (LBMA), where it is classified into different purity levels, with widely traded categories including "Good Delivery" bars at 99.5% minimum purity and "Fine Gold" contracts at 99.99% purity. Gold's unique combination of physical properties and scarcity makes it a valuable and versatile metal in various industries, ranging from jewelry and electronics to investment and financial markets.